From owner-freebsd-net@FreeBSD.ORG Thu Jun 16 01:33:10 2005 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 683D316A420; Thu, 16 Jun 2005 01:33:09 +0000 (GMT) (envelope-from julian@elischer.org) Received: from bigwoop.vicor-nb.com (bigwoop.vicor-nb.com [208.206.78.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4E9A643D1F; Thu, 16 Jun 2005 01:33:09 +0000 (GMT) (envelope-from julian@elischer.org) Received: from [208.206.78.97] (julian.vicor-nb.com [208.206.78.97]) by bigwoop.vicor-nb.com (Postfix) with ESMTP id 053477A403; Wed, 15 Jun 2005 18:33:09 -0700 (PDT) Message-ID: <42B0D6D5.8050801@elischer.org> Date: Wed, 15 Jun 2005 18:33:09 -0700 From: Julian Elischer User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.7.7) Gecko/20050423 X-Accept-Language: en, hu MIME-Version: 1.0 To: Olivier Nicole References: <58397.148.122.180.9.1118829978.squirrel@mail.yazzy.org> <200506160035.j5G0ZPZH022536@banyan.cs.ait.ac.th> In-Reply-To: <200506160035.j5G0ZPZH022536@banyan.cs.ait.ac.th> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-net@freebsd.org, lists@yazzy.org, current@freebsd.org Subject: Re: Looking for networking solution. X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Jun 2005 01:33:10 -0000 Olivier Nicole wrote: >>I am looking for solution I could implement on a link with a huge latency >>when ping replies can go up to a few hundred miliseconds, e.g sateliete >>links. >>Etc. >> >> > >One way we have been thinking was to use some NAT on both end of the >satellite connection and change the window size on the satellite link. >That way you can push more data on the link before the first ack is due. > >I do not see how you can do only local ack, if a packet is lost on the >"normal network" you have to have a way to inform the other end and do >retransmission. If you can do only local retransmission, then you are >talking about full satellite accelerator box :) > > I think that's what he wants.. I was considerring using TCP over TCP with the transmission boxes encapsulating a stream of other packets. But I got over it.. >Olivier >_______________________________________________ >freebsd-net@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-net >To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > >